| NOMENCLATURE |
PROPHYLAXIS UNIT, ORAL. PNEUMATICALLY OPERATED. AN ITEM DESIGNED
ELECTRIC UNIT CONTAINS ITS OWN MOTOR.
TO CLEAN TEETH BY REMOVING EITHER STAINS, PLAQUE,
CALCULI OR A COMBINATION OF ALL FROM THE SURFACE
OF THE TEETH BY HIGH SPEED SONIC VIBRATIONS CREATEDBY
AN AIR POWER DRIVEN ROTOR IN HANDPIECE AND
WARM WATER SPRAY, OR ELECTRICALLY CONTROLLED TORQUE
HANDPIECE PROVIDING FRICTION ROTATION TO A CUP,
POLISHING, DENTAL HANDPIECE. THE AIR DRIVEN UNIT
MAY OR MAY NOT CONTAIN THE POWER SOURCE. THE
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